 import pymysql
from configs import mysql_config

class db:
    def __init__(self):
        self.conn=pymysql.connect(
            host=mysql_config['host'],
            user=mysql_config['user'],
            password=mysql_config['password'],
            db=mysql_config['db']
        )
        self.cur=self.conn.cursor()
    def select(self):
        self.cur.execute('select * from mall_users')
        print(self.cur.fetchall())

